diff --git a/9.6-2.3/Dockerfile b/9.6-2.3/Dockerfile
index 10c64a9ed..49723557f 100644
--- a/9.6-2.3/Dockerfile
+++ b/9.6-2.3/Dockerfile
@@ -2,7 +2,7 @@ FROM postgres:9.6
 MAINTAINER Mike Dillon <mike@appropriate.io>
 
 ENV POSTGIS_MAJOR 2.3
-ENV POSTGIS_VERSION 2.3.1+dfsg-1.pgdg80+1
+ENV POSTGIS_VERSION 2.3.2+dfsg-1~exp1.pgdg80+1
 
 RUN apt-get update \
       && apt-get install -y --no-install-recommends \